Toyota Sienna 2006, 33 Series Air Filter by K&N®. Get better performance, superior engine protection and more economical operation just by changing your air filter. The K&N air filter gives you increased airflow without sacrificing...

Toyota Sienna 2006, DryFlow Panel Air Filter by AEM®. AEM DryFlow Air Filters are washable synthetic air filters designed for an optimum combination of air flow, filtration, and performance. AEM DryFlow filters use an innovative...

Toyota Sienna 2006, Pro DRY S Air Filter by aFe®. The Pro DRY S is the perfect combination of performance, protection and convenience. When you want increased airflow with superior filtration, but ease of maintenance is a high...

Toyota Sienna 2006, Factory Replacement Air Filter by GREEN FILTER®. Replace your factory air cleaner filter element with a Green Filter oiled-cotton filter and never buy another filter as long as you own your vehicle. Enjoy...

Toyota Sienna 2006, Mass Air Flow Sensor by Delphi®. Probe Only. When it comes to MAF sensors, communication with the ECM is key. That’s why Delphi MAF sensors use all new parts - never remanufactured parts that could harbor...

Extensive coverageAvailable in a variety of bore diameters to accommodate a wide range of airflow, resulting in a robust design for electrical overloads

Toyota Sienna 2006, 3" Airflow Sensor Mount by Spectre Performance®. Rooted in racing, Spectre Performance designs and builds every product with the same goal in mind - the best performance in the market proven on the racetrack!...

High-tech engine parts for the most power and best performanceThe finest exterior and interior parts for superior appearance and functionality

Toyota Sienna FI 2006, Extra Guard™ Panel Air Filter by FRAM®. Most dirt and dust enters the engine through the air filter and FRAM Extra Guard is engineered to provide twice the air filtration compared to an original filter. It...

Toyota Sienna 2006, Air Filter by MANN-Filter®. Get excellent engine protection and more economical operation just by replacing your air filter. This MANN air filter is specially designed for your vehicle to ensure a precise fit...

Optimum protection for the engine, airflow meters and other sensorsPerfectly adapted in form and function to your vehicle

Toyota Sienna 2006, Air Filter by Beck Arnley®, Primary. For one hundred years, Beck/Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to import vehicles in...

Toyota Sienna 2006, HPR™ OE Replacement Air Filter by Spectre Performance®. Rooted in racing, Spectre Performance designs and builds every product with the same goal in mind - the best performance in the market proven on the...

High-tech engine parts for the most power and best performanceThe finest exterior and interior parts for superior appearance and functionality

Toyota Sienna 2006, Air Filter by Full®. If you have a dirty air filter, clogged PCV valve, or defective MAF sensor you may be tempted to just run down to the local auto parts chain store for a replacement, but before you waste...

OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located

Toyota Sienna 2006, Air Filter by Mahle®. If you have a dirty air filter, clogged PCV valve, or defective MAF sensor you may be tempted to just run down to the local auto parts chain store for a replacement, but before you waste...

OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located

Toyota Sienna 2006, Air Filter by NPN®. If you have a dirty air filter, clogged PCV valve, or defective MAF sensor you may be tempted to just run down to the local auto parts chain store for a replacement, but before you waste your...

OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located

Toyota Sienna 2006, Air Filter by Purolator®. If you have a dirty air filter, clogged PCV valve, or defective MAF sensor you may be tempted to just run down to the local auto parts chain store for a replacement, but before you...

OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located

Toyota Sienna 2006, Mass Air Flow Sensor by Denso®. The air filter is the last line of defense against the harmful airborne abrasives that have been proven to wear out engines before their time. With OE-quality engineering and...

Toyota Sienna 2006, Mass Air Flow Sensor by Beck Arnley®, without Housing. For one hundred years, Beck/Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to...

Toyota Sienna 2006, Air Mass Meter by Genuine®. Note: Production: -11/30/2006, without Housing - Meter/sensor only. If you have a dirty air filter, clogged PCV valve, or defective MAF sensor you may be tempted to just run down to...

OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located

Toyota Sienna 2006, Air Filter Panel by WIX®. Considering as much as 10,000 gallons of air must pass through the air filter for every gallon of fuel the engine consumes, WIX air filters play a vital part in preventing foreign...

Universal EA Nanofiber Dry Air Filter by Injen®. This air filter is a major breakthrough in air filtration technology. It features a revolutionary synthetic nanofiber filter media that increases airflow, while capturing and holding...

Universal High Performance Air Filter by Injen®. Replace your worn out air filter with this high flow High Performance filter. It features a built-in velocity stack for added performance, urethane top and base to resist heat...

Universal Dual Flange Oval Straight Air Filter by K&N®. Get better performance, superior engine protection and more economical operation with a K&N Air Filter. K&N Universal Air Filters are available for just about any application.

Universal Oval Tapered Air Filter by K&N®. Get better performance, superior engine protection and more economical operation with a K&N Air Filter. K&N Universal Air Filters are available for just about any application.

Universal Round Tapered Air Filter by K&N®. Get better performance, superior engine protection and more economical operation with a K&N Air Filter. K&N Universal Air Filters are available for just about any application.

Universal Oval DryFlow Brute Force Air Filter by AEM®. These filters are much larger than standard DryFlow filters and engineered to exceed the airflow requirements of large displacement engines. They are designed to be durable and...

Exceeds the normal airflow capacity of large displacement enginesEasy to clean – no oiling required

Universal Round DryFlow Brute Force Air Filter by AEM®. These filters are much larger than standard DryFlow filters and engineered to exceed the airflow requirements of large displacement engines. They are designed to be durable...

Exceeds the normal airflow capacity of large displacement enginesEasy to clean – no oiling required

Universal Round Air Filter by Airaid®. Advanced air filtration technology, superior construction and the world's best warranty make an AIRAID air filter the best you can buy. It allows increased airflow and provides better air...

Universal Sweet 16" Round Air Filter by Airaid®, 16" OD x 14" ID. Advanced air filtration technology, superior construction and the world's best warranty make an AIRAID air filter the best you can buy. It allows increased airflow...

Universal Secret Weapon Air Filter by Weapon-R®. The Secret Weapon air filter performs better than any other air filter available in the market today. It provides maximum airflow with the protection of Polyurethane foam.

Universal Dragon Air Filter by Weapon-R®. The Polyurethane foam in the Dragon air filter flows more air and traps more dirt than comparable paper and cotton filters. The Dragon air filter is one of the highest rated air filters in...

Polyurethane foam flows more air and traps more dirt than conventional filtersDisassembles easily for cleaning

Toyota Sienna 2006, Universal PowerCore® Air Filter by VOLANT®. By using Donaldson's® PowerCore® Filtration Technology submicron contaminants load on the surface rather than collecting in the depth of the filter. This boosts...

Universal Round Racing Air Filter by aFe®. These universal air filters are designed to provide performance and protection. They fit into the stock filter housing, but flow better and last longer. They feature extra-deep pleats and...

Universal HPR™ OE Replacement Air Filter by Spectre Performance®. Rooted in racing, Spectre Performance designs and builds every product with the same goal in mind - the best performance in the market proven on the racetrack! All...

High-tech engine parts for the most power and best performanceThe finest exterior and interior parts for superior appearance and functionality

Universal Pro 5R Air Filter by Takeda®. Fight dirt and dust and give your engine more air to breathe at the same time with this high-performance cotton gauze filter. Don’t simply discard it when it’s dirty: clean it with soap...

Universal Pro DRY S Air Filter by Takeda®. The Pro DRY S is the perfect combination of performance, protection and convenience. When you want increased airflow with superior filtration, but ease of maintenance is a high priority,...

Universal Color Match Cone Air Filter by Green Filter®. If you have a custom or oddball car that uses a hard-to-find cone-style aircleaner element, try matching it up here. Choose by inside diameter of the hose, outside diameter of...

Universal Color Match Dual Cone Air Filter by Green Filter®. If you have a custom or oddball car that uses a hard-to-find dual-cone aircleaner element, try matching it up here. Choose by inside diameter of the rubber bottom ring,...

Universal Color Match Round Air Filter by Green Filter®. If you have a custom or oddball car that uses a hard-to-find round aircleaner element, try matching it up here. Choose by inside diameter, outside diameter and overall...

Universal Cone Air Filter by Green Filter®. If you have a custom or oddball car that uses a hard-to-find cone-style aircleaner element, try matching it up here. Choose by inside diameter of the hose, outside diameter of the base,...

Universal Cylinder Air Filter by Green Filter®. If you have a custom or oddball car that uses a hard-to-find cylindrical aircleaner element, try matching it up here. Choose by inside diameter of the hose, outside diameter of the...

Universal Dual Cone Air Filter by Green Filter®. If you have a custom or oddball car that uses a hard-to-find dual-cone style aircleaner element, try matching it up here. Choose by inside diameter of the hose, outside diameter of...

Universal Round Air Filter by Green Filter®. If you have a custom or oddball car that uses a hard-to-find round aircleaner element, try matching it up here. Choose by inside diameter, outside diameter and overall height. This might...

Universal Conical Air Filter by Rugged Ridge®. Get increased airflow, better filtration and reduced maintenance with this high performance synthetic air filter. The increased airflow will improve engine performance, while the...

Universal Crankcase Air Filter by Green Filter®. Route your crankcase breather into one of these filters to keep dirt and bugs from entering your crankcase. It’s easy to clean, and will soak up some glop that otherwise would wind...

An intake manifold is an integrated assembly that sits atop the engine, consisting of a series of tubes which distribute fresh outside air to each and every cylinder. On V-shaped engine blocks, an intake manifold typically sits between the two cylinder banks while inline engines may feature a manifold to the side of the cylinder head. Intake manifolds serve as a...

Most aftermarket air filters are constructed from multiple layers of cotton gauze, which are sandwiched between wire mesh that is formed into pleats. The layers of oiled cotton fibers are able to trap dirt particles that are even smaller than the holes in the filter media. The airflow stays consistent between cleanings, for optimal combustion.

The easiest way to improve airflow to your engine is just by changing your stock air filter to an aftermarket performance air filter. There’s an aftermarket air intake system for every budget and every application. Even if you have a hot rod or custom car, or if your car’s just not listed in a catalog, you can still get a quality system. Everyone, regardless of...

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